*: Update changelogs ahead of release

Author: fordN

packages/indexer-agent/CHANGELOG.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.18.6] - 2021-12-23
+### Fixed
+- Fix subgraphDeploymentsWorthIndexing batch query mangagement
+
 ## [0.18.4] - 2021-12-09
 ### Added
 - Max claim batch size parameter
@@ -331,7 +335,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 - Update @graphprotocol/common-ts to 0.2.2
 
-[Unreleased]: https://github.com/graphprotocol/indexer/compare/v0.18.4...HEAD
+[Unreleased]: https://github.com/graphprotocol/indexer/compare/v0.18.6...HEAD
+[0.18.6]: https://github.com/graphprotocol/indexer/compare/v0.18.4...v0.18.6
 [0.18.4]: https://github.com/graphprotocol/indexer/compare/v0.18.3...v0.18.4
 [0.18.3]: https://github.com/graphprotocol/indexer/compare/v0.18.2...v0.18.3
 [0.18.2]: https://github.com/graphprotocol/indexer/compare/v0.18.0...v0.18.2